XML 65 R49.htm IDEA: XBRL DOCUMENT v3.21.2
Goodwill and Purchased Intangible Assets, Net - Schedule of Goodwill Activity (Detail) - USD ($)
$ in Millions
12 Months Ended
Apr. 30, 2021
Apr. 24, 2020
Goodwill And Intangible Assets Disclosure [Abstract]    
Beginning balance $ 1,778 $ 1,735
Additions 261 43
Ending balance $ 2,039 $ 1,778